IPR Details
Comcast IP Holdings I, LLC's Statement about IPR related to RFC 3953, RFC 4415, RFC 4759, RFC 4769, RFC 4002, RFC 4355, RFC 4414, RFC 4725, RFC 4969, RFC 4979, RFC 5028, RFC 5278, RFC 5346, RFC 5067, RFC 5076, RFC 5105, RFC 2168, RFC 3401, RFC 3402, RF...

Submitted: November 5, 2008

Note: Updates to IPR disclosures must only be made by authorized representatives of the original submitters. Updates will automatically be forwarded to the current Patent Holder's Contact and to the Submitter of the original IPR disclosure.

'I'. Patent Holder/Applicant ("Patent Holder")

Holder legal name
Comcast IP Holdings I, LLC

'II'. Patent Holder's Contact for License Application

Holder contact name
David L. Marcus
Holder contact email
david_marcus@comcast.com
Holder contact info

Senior Patent Litigation Counsel
Legal
1701 JFK Blvd - 50th Flr
Philadelphia, PA 19103
T: 2152865069

'III'. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure

Name
David L. Marcus
Email
david_marcus@comcast.com
Other info

T: 2152865069

'IV'. IETF Document or Other Contribution to Which this IPR Disclosure Relates

Internet-Draft
draft-ietf-urn-naptr ("Resolution of Uniform Resource Identifiers using the Domain Name System")
Revisions: 05
Internet-Draft
draft-ietf-sigtran-framework-arch ("Framework Architecture for Signaling Transport")
Revisions: 04
Internet-Draft
draft-bellis-enum-send-n ("IANA Registrations for the 'Send-N' Enumservice")
Revisions: 02
Internet-Draft
draft-hoeneisen-enum-enumservices-transition ("Update of legacy IANA Registrations of Enumservices")
Revisions: 01
Internet-Draft
draft-ietf-enum-3761bis ("The E.164 to Uniform Resource Identifiers (URI) Dynamic Delegation Discovery System (DDDS) Application (ENUM)")
Revisions: 03
Internet-Draft
draft-ietf-enum-calendar-service ("IANA Registration of Enumservices for Internet Calendaring")
Revisions: 04
Internet-Draft
draft-ietf-enum-cnam ("IANA Registration for an Enumservice Calling Name Delivery (CNAM) Information and IANA Registration for URI type 'pstndata' ")
Revisions: 08
Internet-Draft
draft-ietf-enum-combined ("Combined User and Infrastructure ENUM in the e164.arpa Tree")
Revisions: 08
Internet-Draft
draft-ietf-enum-edns0 ("ENUM Requirement for EDNS0 Support")
Revisions: 00
Internet-Draft
draft-ietf-enum-enumservice-sms-smpp ("IANA Registrations of Enumservice "sms:smpp" and URI Scheme "smpp" ")
Revisions: 01
Internet-Draft
draft-ietf-enum-enumservices-guide ("IANA Registration of Enumservices: Guide, Template, and IANA Considerations")
Revisions: 13
Internet-Draft
draft-ietf-enum-experiences ("ENUM Implementation Issues and Experiences")
Revisions: 10
Internet-Draft
draft-ietf-enum-iax ("IANA Registration for Enumservice 'iax'")
Revisions: 04
Internet-Draft
draft-ietf-enum-infrastructure ("The E.164 to Uniform Resource Identifiers (URI) Dynamic Delegation Discovery System (DDDS) Application for Infrastructure ENUM")
Revisions: 07
Internet-Draft
draft-ietf-enum-trunkgroup ("IANA Registration for an Enumservice Trunkgroup")
Revisions: 00
Internet-Draft
draft-ietf-enum-unused ("IANA Registration for Enumservice UNUSED")
Revisions: 04
Internet-Draft
draft-ietf-enum-x-service-regs ("IANA Registration of Experimental and Trial Enumservices (X-Enumservices)")
Revisions: 01
Internet-Draft
draft-lendl-enum-sip-lr ("IANA Registration for the enumservice-subtype 'sip:lr'")
Revisions: 00
Internet-Draft
draft-mayrhofer-enum-loc-enumservice ("IANA Registration for Location ('loc') Enumservice")
Revisions: 00
RFC
RFC3953 ("Telephone Number Mapping (ENUM) Service Registration for Presence Services")
RFC
RFC4415 ("IANA Registration for Enumservice Voice")
RFC
RFC4759 ("The ENUM Dip Indicator Parameter for the "tel" URI")
RFC
RFC4769 ("IANA Registration for an Enumservice Containing Public Switched Telephone Network (PSTN) Signaling Information")
RFC
RFC4002 ("IANA Registration for Enumservice 'web' and 'ft'")
RFC
RFC4355 ("IANA Registration for Enumservices email, fax, mms, ems, and sms")
RFC
RFC4414 ("An ENUM Registry Type for the Internet Registry Information Service (IRIS)")
RFC
RFC4725 ("ENUM Validation Architecture")
RFC
RFC4969 ("IANA Registration for vCard Enumservice")
RFC
RFC4979 ("IANA Registration for Enumservice 'XMPP'")
RFC
RFC5028 ("A Telephone Number Mapping (ENUM) Service Registration for Instant Messaging (IM) Services")
RFC
RFC5278 ("IANA Registration of Enumservices for Voice and Video Messaging")
RFC
RFC5346 ("Operational Requirements for ENUM-Based Softswitch Use")
RFC
RFC5067 ("Infrastructure ENUM Requirements")
RFC
RFC5076 ("ENUM Validation Information Mapping for the Extensible Provisioning Protocol")
RFC
RFC5105 ("ENUM Validation Token Format Definition")
RFC
RFC2168 ("Resolution of Uniform Resource Identifiers using the Domain Name System")
RFC
RFC3401 ("Dynamic Delegation Discovery System (DDDS) Part One: The Comprehensive DDDS")
RFC
RFC3402 ("Dynamic Delegation Discovery System (DDDS) Part Two: The Algorithm")
RFC
RFC3403 ("Dynamic Delegation Discovery System (DDDS) Part Three: The Domain Name System (DNS) Database")
RFC
RFC3404 ("Dynamic Delegation Discovery System (DDDS) Part Four: The Uniform Resource Identifiers (URI)")
RFC
RFC2719 ("Framework Architecture for Signaling Transport")
RFC
RFC3331 ("Signaling System 7 (SS7) Message Transfer Part 2 (MTP2) - User Adaptation Layer")
RFC
RFC3807 ("V5.2-User Adaptation Layer (V5UA)")
RFC
RFC3868 ("Signalling Connection Control Part User Adaptation Layer (SUA)")
RFC
RFC3873 ("Stream Control Transmission Protocol (SCTP) Management Information Base (MIB)")
RFC
RFC4165 ("Signaling System 7 (SS7) Message Transfer Part 2 (MTP2) - User Peer-to-Peer Adaptation Layer (M2PA)")
RFC
RFC4166 ("Telephony Signalling Transport over Stream Control Transmission Protocol (SCTP) Applicability Statement")
RFC
RFC4233 ("Integrated Services Digital Network (ISDN) Q.921-User Adaptation Layer")
RFC
RFC4666 ("Signaling System 7 (SS7) Message Transfer Part 3 (MTP3) - User Adaptation Layer (M3UA)")
RFC
RFC4960 ("Stream Control Transmission Protocol")
RFC
RFC5133 ("Terminal Endpoint Identifier (TEI) Query Request Number Change")
RFC
RFC3482 ("Number Portability in the Global Switched Telephone Network (GSTN): An Overview")
RFC
RFC4114 ("E.164 Number Mapping for the Extensible Provisioning Protocol (EPP)")
RFC
RFC3762 ("Telephone Number Mapping (ENUM) Service Registration for H.323")
RFC
RFC3761 ("The E.164 to Uniform Resource Identifiers (URI) Dynamic Delegation Discovery System (DDDS) Application (ENUM)")
RFC
RFC3764 ("enumservice registration for Session Initiation Protocol (SIP) Addresses-of-Record")
RFC
RFC4192 ("Procedures for Renumbering an IPv6 Network without a Flag Day")

'V'. Disclosure of Patent Information i.e., patents or patent applications required to be disclosed by Section 6 of RFC 3979

A. For granted patents or published pending patent applications, please provide the following information:

Patent, Serial, Publication, Registration, or Application/File number(s)

US6131095
US6466570
US7012916
US7206304
US20050141491A1
US20070076687A1
AU719651
JP4159603
NZ323991
NO19982513
SG53779
EP199602000568
EP199602000567
JP3867079
DE69632495.4
FR1207704
GB1207704
DE1207703
FR1207703
GB1207703
AU704385
C
Date: 1995 through 2006
Country: US and various others

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending
No

'VI'. Licensing Declaration

The Patent Holder states that its position with respect to licensing any patent claims contained in the patent(s) or patent application(s) disclosed above that would necessarily be infringed by implementation of the technology required by the relevant IETF specification ("Necessary Patent Claims"), for the purpose of implementing such specification, is as follows(select one licensing declaration option only):

Licensing
Unwilling to Commit to the Provisions of a), b), or c) Above
Licensing information, comments, notes, or URL for further information

(No information submitted)

Note: The individual submitting this template represents and warrants that he or she is authorized by the Patent Holder to agree to the above-selected licensing declaration.

'VII'. Contact Information of Submitter of this Form

Submitter name
David L. Marcus
Submitter email
david_marcus@comcast.com

Only those sections of the relevant entry form where the submitter provided information are displayed.